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Trinity nuclear bomb test

Space

Glass from nuclear test site shows the moon was born dry

Examining residue from the first detonation of a nuclear weapon has helped explain why the moon seems to have so few volatile elements like water and methane

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Space junk satellite

Space

Space junk collector burns up after hitting snag in first test

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Sun's disc

Space

Sun's rotation is slowed down by its own photons

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Venus

Space

Old 51��: Into the twilight zone of dubious causation

Regulars

Tiny spacecraft could brake at exoplanet using alien starlight

Space

Tiny spacecraft could brake at exoplanet using alien starlight

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A meteorite from the Sahara

Earth

Earth’s water must have arrived here earlier than we thought

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This smooth rock may be a metal meteorite on Mars

Space

Curiosity finds Mars rock that may be a meteorite made from iron

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Metal asteroid and Trojans selected for next NASA missions

Space

Metal asteroid and Trojans selected for next NASA missions

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Large asteroid impacts may be rare, but we should be prepared

Earth

Large asteroid impacts may be rare, but we should be prepared

Comment

Man having a check up

Health

Viruses may have evolved to hit men hard but go easy on women

Many infections give men worse symptoms. Mathematical models suggest this could be because women can pass infections on to others in several extra ways

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Space

Fresh look at old data shows the sun is surprisingly sluggish

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Space

Cosmic dust grains found on city rooftops for the first time

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Space

ESA approves 2020 ExoMars rover despite crash earlier this year

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Earth

Moon-dust cake mix shows moon may have had water from the start

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